S. 44B : Shipping business-Non-residents-Computation-GST-Section 44B overrides the provisions of S. 29-Section 145A is not applicable for computing deemed income-GST not to be included Book profit-Income offered income under deeming provision-Provsion of book profit is not applicable-DTAA-India Hing Kong. [S. 29,90, 115JB, 145A, Art.8]